Tags
Viewed products
Potassium Yttrium Tungstate (KYW)...
Yb:CALGO Crystal is a...
HM2870
New product
Potassium Yttrium Tungstate (KYW) Crystal offers strong phonon modes at 765 cm⁻¹ and 905 cm⁻¹ with polarization-dependent Raman gain. It features excellent mechanical properties, a high optical damage threshold, and a broad transparency range from 350 nm to 5.5 µm. HM is a professional supplier and manufacturer of high-quality KYW Crystal, offering customized solutions and competitive prices.
Warning: Last items in stock!
Availability date:
Density | 6.61 g/cm³ |
Materials | KYW Crystal |
Molecular Formula | KY(WO4)2 |
Potassium Yttrium Tungstate (KYW) Crystal is a high-performance optical material with strong phonon modes at 765 cm⁻¹ and 905 cm⁻¹, providing efficient Raman gain that depends on pump polarization. It offers excellent mechanical strength, a high optical damage threshold, and a broad transparency range from 350 nm to 5.5 µm. Additionally, its thermal conductivity is approximately three times that of barium nitrate, making it effective for high-performance laser applications. Heeger Materials provides high-quality Potassium Yttrium Tungstate (KYW) Crystal, ensuring reliable performance for advanced optical systems
Chemical Formula | KY(WO4)2 |
Crystal Structure | Monoclinic, C2/c |
Lattice Parameters | a = 10.64 Å, b = 10.32 Å, c = 7.55 Å |
Density | 6.61 g/cm³ |
Mohs Hardness | 4-5 |
Transparency Range | 0.35-5.5 μm |
Refractive Indices (1064 nm, room temperature) | np = 1.9688, nm = 2.0065, ng = 2.0507 |
Thermal Conductivity (average value) | 3.3 Wm⁻¹K⁻¹ |
dn/dT | dnp/dT = 14.6 × 10⁻⁶ K⁻¹ dnm/dT = 8.9 × 10⁻⁶ K⁻¹ dng/dT = 12.4 × 10⁻⁶ K⁻¹ |
Raman Frequency Shift (T = 300 K) | 905 cm⁻¹ (ENm) 765 cm⁻¹ (ENm) |
Raman Gain (1064 nm pump, steady-state regime) | 3.6 cm/GW |
Crystal Orientation | b-cut |
Optical Aperture | >90% |
Surface Dimension Tolerances | +0.0/-0.1 mm |
Length Tolerance | ±0.1 mm |
Parallelism Error | <20 arcsec |
Perpendicularity Error | <10 arcmin |
Protective Bevel | <0.1 mm at 45˚ |
Surface Quality | 10-5 S-D |
Wavefront Distortion | <λ/4 @ 632.8 nm |
Surface Flatness | <λ/8 @ 632.8 nm |
Coating | AR (R<0.7%) @ 500-650 nm |
Laser Damage Threshold | >10 J/cm² @ 1064 nm, 10 ns |
Face Dimensions | Length | Coating |
5x5 mm | 15 mm | Uncoated |
5x5 mm | 30 mm | Uncoated |
5x5 mm | 45 mm | Uncoated |
5x5 mm | 15 mm | AR/AR @ 450-800 nm |
5x5 mm | 30 mm | AR/AR @ 450-800 nm |
5x5 mm | 45 mm |
Potassium Yttrium Tungstate (KYW) Crystal will be securely packaged in sturdy containers with cushioning materials to prevent movement or damage during shipping. This careful packaging ensures that the product arrives in perfect condition, maintaining its high-quality standards throughout the delivery process.
Heeger Materials Inc., a professional supplier and manufacturer of high-quality Laser Crystals products including Potassium Yttrium Tungstate (KYW) Crystal, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.
Heeger Materials Inc. was established in 2016 in Colorado, USA. We specialize in premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.
Heeger Materials respects your privacy, and we will NOT sell or provide your personal data to other third parties, or allow them to use your personal data for their own purposes. However, we would like to send you information from time to time by mail or email about our products and special offers in addition to the interest categories you've selected above. Read our Privacy Policy